A simple passive logarithmic VU-meter

Professional Audio VU: Using professional audio VU driver IC, this IC small signal pointer contains dynamic compression circuit, logarithmic output

VU Level Meter Driver Board Module Kit, PCB DC 9‑12V VU Meter Driver Board Logarithmic Output Characteristics for Sound System

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Correct way to connect VU Meter, Page 2

2Pcs VU Meter Accurate Clear Display Amp with Driver Board Module, Mute Function, Backlight, DC 9 12V for Audio Equipment : Everything Else

A simple passive logarithmic VU-meter

A simple passive logarithmic VU-meter

DC 9-12V VU Level Audio Meter Driver Board DB Level Meter Amplifier IC BA6138 Double

DIY Passive VU Meter - Are These Plans Worth Building?

Professional Audio VU: Using professional audio VU driver IC, this IC small signal pointer contains dynamic compression circuit, logarithmic output

VU Level Meter Driver Board Module Kit, PCB DC 9‑12V VU Meter Driver Board Logarithmic Output Characteristics for Sound System

Shipenophy VU Meter Driver Board Kit, Easy To Use Logarithmic Output Characteristics Mute Function VU Meter Driver Board DC 9‑12V for Sound System : : Electronics & Photo

VU meter and buffer circuit for amp - compressing readings logarithmically

Build an Analogue VU Meter with a normal Voltmeter

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VU Meter Driver Board Set, 3Pcs VU Meter Audio Driver Board Module Set Mute Function Stereo Power Amplifier Board DC 9V, Electronic Indicators

How to make VU Meter using LM3915